From fd2bdf555ab192a96a44fa02f701095b24448d47 Mon Sep 17 00:00:00 2001 From: anuj batham Date: Fri, 27 Apr 2018 14:38:09 +0530 Subject: [PATCH] staging: fsl_ppfe/eth: HW parse results for DPDK HW Parse results are included in the packet headroom. Length and Offset calculation now accommodates parse info size. Signed-off-by: Archana Madhavan --- drivers/staging/fsl_ppfe/pfe_hif_lib.c | 7 +++++-- drivers/staging/fsl_ppfe/pfe_hif_lib.h | 1 + 2 files changed, 6 insertions(+), 2 deletions(-) --- a/drivers/staging/fsl_ppfe/pfe_hif_lib.c +++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.c @@ -435,6 +435,7 @@ void *hif_lib_receive_pkt(struct hif_cli u16 size = *rx_ctrl >> HIF_CTRL_RX_OFFSET_OFST; if (size) { + size += PFE_PARSE_INFO_SIZE; *len = CL_DESC_BUF_LEN(desc->ctrl) - PFE_PKT_HEADER_SZ - size; *ofst = pfe_pkt_headroom + PFE_PKT_HEADER_SZ @@ -442,8 +443,10 @@ void *hif_lib_receive_pkt(struct hif_cli *priv_data = desc->data + PFE_PKT_HEADER_SZ; } else { *len = CL_DESC_BUF_LEN(desc->ctrl) - - PFE_PKT_HEADER_SZ; - *ofst = pfe_pkt_headroom + PFE_PKT_HEADER_SZ; + PFE_PKT_HEADER_SZ - PFE_PARSE_INFO_SIZE; + *ofst = pfe_pkt_headroom + + PFE_PKT_HEADER_SZ + + PFE_PARSE_INFO_SIZE; *priv_data = NULL; } --- a/drivers/staging/fsl_ppfe/pfe_hif_lib.h +++ b/drivers/staging/fsl_ppfe/pfe_hif_lib.h @@ -23,6 +23,7 @@ #define HIF_CL_REQ_TIMEOUT 10 #define GFP_DMA_PFE 0 +#define PFE_PARSE_INFO_SIZE 16 enum { REQUEST_CL_REGISTER = 0,